Reactive Markets Jobs & Careers

About Reactive Markets

Reactive Markets is the 2026 OTC Trading Platform of the Year ( ). Our network handles over $50 billion in daily trading volumes across FX, Equities, and Cryptocurrency, connecting 40+ of the world's leading liquidity providers. We are investing heavily in AI and data as core strategic priorities for 2026 and beyond. Our execution analytics differentiate us with clients, and our internal AI initiative, Project Iris, is already changing how we investigate production issues, support clients, and run our platform.

Leadership at Reactive Markets

The team at the top of the org chart.

Mark Aylett

Co-Founder

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  AI & Data Engineer

  Reactive Markets · Remote, UK · 1mo

  Full-time
• 
  Lead ClickHouse Engineer

  Reactive Markets · Remote, UK · 2mo

  Full-time
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  ClickHouse Engineer

  Reactive Markets · In-Office, Singapore · 2mo

  Full-time
• 
  FIX Onboarding & Client Services

  Reactive Markets · Hybrid, London · 2mo

  Full-time
• 
  Technical Delivery Analyst

  Reactive Markets · Remote, UK · 2mo

  Full-time
• 
  Operations Engineer

  Reactive Markets · In-Office, Singapore · 2mo

  Full-time
• 
  Senior C++ Software Engineer

  Reactive Markets · Remote, UK · 2mo

  Full-time
• 
  C++ Software Engineer

  Reactive Markets · Remote, UK · 2mo

  Full-time
• 
  Lead Frontend Engineer

  Reactive Markets · Remote, UK · 2mo

  Full-time
• 
  Senior Frontend Engineer

  Reactive Markets · Remote, UK · 2mo

  Full-time